at命令的问题(已解决)

详情：yueliangdao@1[yueliangdao]$ at 11:25
warning: commands will be executed using /bin/sh
at> halt -p
at> <EOT>
job 9 at 2005-04-19 11:25
yueliangdao@1[yueliangdao]$ atq
9       2005-04-19 11:25 a yueliangdao
yueliangdao@1[yueliangdao]$

现在是：11:57我电脑咋没有关呢？？？？？？？